Three drops of a 1.0 mol dm^-3 solution of HCl was added to 20 cm³ of a solution of pH6.4. The pH of the resulting solution will be

ICEDOK

5 years ago

Yes my school is right because the three drops of 1.0mol dm3 of HCL will increase the acidity of the resulting solution

Son1

2 years ago

B is correct less than 6.4

Egieb_z

4 years ago

Hmm, my school I can't express how wrong that answer is. pH =-log(H+),
pH of HCL =-log(1)
= 0
So the pH remains unaltered